.notepad-editor {
    bottom: 0;
    left: 0;
    position: fixed;
    right: 0;
    top: 20px;
}
  
.notepad-editor textarea {
    border-top: 1px solid #d2d2d2;
    box-sizing: border-box;
    height: 100%;
    outline: none;
    overflow: scroll;
    padding: 0 1px;
    resize: none;
    width: 100%;
}